diff --git a/adsbus/Makefile b/adsbus/Makefile
index 2b4fd6e..7922da4 100644
--- a/adsbus/Makefile
+++ b/adsbus/Makefile
@@ -11,5 +11,5 @@ clean:
 %.o: %.c *.h
 	$(CC) -c $(CFLAGS) $< -o $@
 
-adsbus: adsbus.o receive.o send.o incoming.o outgoing.o airspy_adsb.o beast.o json.o raw.o stats.o wakeup.o common.o
-	$(CC) $(LDFLAGS) -o adsbus adsbus.o receive.o send.o incoming.o outgoing.o airspy_adsb.o beast.o json.o raw.o stats.o wakeup.o common.o $(LIBS)
+adsbus: adsbus.o receive.o send.o incoming.o outgoing.o beast.o json.o raw.o stats.o wakeup.o common.o
+	$(CC) $(LDFLAGS) -o adsbus adsbus.o receive.o send.o incoming.o outgoing.o beast.o json.o raw.o stats.o wakeup.o common.o $(LIBS)
diff --git a/adsbus/adsbus.c b/adsbus/adsbus.c
index 1412b5e..c90ef08 100644
--- a/adsbus/adsbus.c
+++ b/adsbus/adsbus.c
@@ -12,7 +12,6 @@
 #include "incoming.h"
 #include "outgoing.h"
 
-#include "airspy_adsb.h"
 #include "beast.h"
 #include "json.h"
 #include "stats.h"
@@ -182,7 +181,6 @@ int main(int argc, char *argv[]) {
 
 	send_init();
 
-	airspy_adsb_init();
 	beast_init();
 	json_init();
 	stats_init();
diff --git a/adsbus/airspy_adsb.c b/adsbus/airspy_adsb.c
deleted file mode 100644
index 53efdeb..0000000
--- a/adsbus/airspy_adsb.c
+++ /dev/null
@@ -1,154 +0,0 @@
-#include <assert.h>
-#include <stdio.h>
-#include <string.h>
-
-#include "common.h"
-#include "receive.h"
-#include "airspy_adsb.h"
-
-#define SEND_MHZ 20
-
-struct __attribute__((packed)) airspy_adsb_common_overlay {
-	char mlat_timestamp[8];
-	char semicolon1;
-	char mlat_precision[2];
-	char semicolon2;
-	char rssi[4];
-	char semicolon3;
-};
-
-struct __attribute__((packed)) airspy_adsb_mode_s_short_overlay {
-	char asterisk;
-	char payload[14];
-	char semicolon;
-	struct airspy_adsb_common_overlay common;
-	char cr;
-	char lf;
-};
-
-struct __attribute__((packed)) airspy_adsb_mode_s_long_overlay {
-	char asterisk;
-	char payload[28];
-	char semicolon;
-	struct airspy_adsb_common_overlay common;
-	char cr;
-	char lf;
-};
-
-struct airspy_adsb_parser_state {
-	struct mlat_state mlat_state;
-};
-
-static bool airspy_adsb_parse_common(const struct airspy_adsb_common_overlay *overlay, struct packet *packet, struct airspy_adsb_parser_state *state) {
-	if (overlay->semicolon1 != ';' ||
-	    overlay->semicolon2 != ';' ||
-			overlay->semicolon3 != ';') {
-		return false;
-	}
-	uint16_t mlat_mhz = 2 * hex_to_int(overlay->mlat_precision, sizeof(overlay->mlat_precision) / 2);
-	packet->mlat_timestamp = mlat_timestamp_scale_in(hex_to_int(overlay->mlat_timestamp, sizeof(overlay->mlat_timestamp) / 2), UINT32_MAX, mlat_mhz, &state->mlat_state);
-	packet->rssi = rssi_scale_in(hex_to_int(overlay->rssi, sizeof(overlay->rssi) / 2), UINT16_MAX);
-	return true;
-}
-
-static bool airspy_adsb_parse_mode_s_short(struct buf *buf, struct packet *packet, struct airspy_adsb_parser_state *state) {
-	struct airspy_adsb_mode_s_short_overlay *short_overlay = (struct airspy_adsb_mode_s_short_overlay *) buf_at(buf, 0);
-	if (buf->length < sizeof(*short_overlay) ||
-			short_overlay->asterisk != '*' ||
-			short_overlay->semicolon != ';' ||
-			short_overlay->cr != '\r' ||
-			short_overlay->lf != '\n') {
-		return false;
-	}
-	if (!airspy_adsb_parse_common(&short_overlay->common, packet, state)) {
-		return false;
-	}
-	packet->type = MODE_S_SHORT;
-	hex_to_bin(packet->payload, short_overlay->payload, sizeof(short_overlay->payload) / 2);
-	buf_consume(buf, sizeof(*short_overlay));
-	return true;
-}
-
-static bool airspy_adsb_parse_mode_s_long(struct buf *buf, struct packet *packet, struct airspy_adsb_parser_state *state) {
-	struct airspy_adsb_mode_s_long_overlay *long_overlay = (struct airspy_adsb_mode_s_long_overlay *) buf_at(buf, 0);
-	if (buf->length < sizeof(*long_overlay) ||
-			long_overlay->asterisk != '*' ||
-			long_overlay->semicolon != ';' ||
-			long_overlay->cr != '\r' ||
-			long_overlay->lf != '\n') {
-		return false;
-	}
-	if (!airspy_adsb_parse_common(&long_overlay->common, packet, state)) {
-		return false;
-	}
-	packet->type = MODE_S_LONG;
-	hex_to_bin(packet->payload, long_overlay->payload, sizeof(long_overlay->payload) / 2);
-	buf_consume(buf, sizeof(*long_overlay));
-	return true;
-}
-
-static void airspy_adsb_fill_common(struct packet *packet, struct airspy_adsb_common_overlay *overlay) {
-	overlay->semicolon1 = overlay->semicolon2 = overlay->semicolon3 = ';';
-	hex_from_int(
-			overlay->mlat_timestamp,
-			mlat_timestamp_scale_out(packet->mlat_timestamp, UINT32_MAX, SEND_MHZ),
-			sizeof(overlay->mlat_timestamp) / 2);
-	hex_from_int(overlay->mlat_precision, SEND_MHZ / 2, sizeof(overlay->mlat_precision) / 2);
-	hex_from_int(overlay->rssi, rssi_scale_out(packet->rssi, UINT16_MAX), sizeof(overlay->rssi) / 2);
-}
-
-static void airspy_adsb_serialize_mode_s_short(struct packet *packet, struct buf *buf) {
-	struct airspy_adsb_mode_s_short_overlay *overlay = (struct airspy_adsb_mode_s_short_overlay *) buf_at(buf, 0);
-	overlay->asterisk = '*';
-	overlay->semicolon = ';';
-	overlay->cr = '\r';
-	overlay->lf = '\n';
-	hex_from_bin(overlay->payload, packet->payload, sizeof(overlay->payload) / 2);
-
-	airspy_adsb_fill_common(packet, &overlay->common);
-
-	buf->length = sizeof(*overlay);
-}
-
-static void airspy_adsb_serialize_mode_s_long(struct packet *packet, struct buf *buf) {
-	struct airspy_adsb_mode_s_long_overlay *overlay = (struct airspy_adsb_mode_s_long_overlay *) buf_at(buf, 0);
-	overlay->asterisk = '*';
-	overlay->semicolon = ';';
-	overlay->cr = '\r';
-	overlay->lf = '\n';
-	hex_from_bin(overlay->payload, packet->payload, sizeof(overlay->payload) / 2);
-
-	airspy_adsb_fill_common(packet, &overlay->common);
-
-	buf->length = sizeof(*overlay);
-}
-
-void airspy_adsb_init() {
-	assert(sizeof(struct airspy_adsb_parser_state) <= PARSER_STATE_LEN);
-	assert(sizeof(struct airspy_adsb_mode_s_short_overlay) < BUF_LEN_MAX);
-	assert(sizeof(struct airspy_adsb_mode_s_long_overlay) < BUF_LEN_MAX);
-}
-
-bool airspy_adsb_parse(struct buf *buf, struct packet *packet, void *state_in) {
-	struct airspy_adsb_parser_state *state = (struct airspy_adsb_parser_state *) state_in;
-
-	return (
-			airspy_adsb_parse_mode_s_short(buf, packet, state) ||
-			airspy_adsb_parse_mode_s_long(buf, packet, state));
-}
-
-void airspy_adsb_serialize(struct packet *packet, struct buf *buf) {
-	if (!packet) {
-		return;
-	}
-
-	switch (packet->type) {
-		case MODE_S_SHORT:
-			airspy_adsb_serialize_mode_s_short(packet, buf);
-			break;
-
-		case MODE_S_LONG:
-			airspy_adsb_serialize_mode_s_long(packet, buf);
-			break;
-	}
-}
diff --git a/adsbus/airspy_adsb.h b/adsbus/airspy_adsb.h
deleted file mode 100644
index 0eb08c0..0000000
--- a/adsbus/airspy_adsb.h
+++ /dev/null
@@ -1,10 +0,0 @@
-#pragma once
-
-#include <stdbool.h>
-
-struct buf;
-struct packet;
-
-void airspy_adsb_init();
-bool airspy_adsb_parse(struct buf *, struct packet *, void *);
-void airspy_adsb_serialize(struct packet *, struct buf *);
diff --git a/adsbus/receive.c b/adsbus/receive.c
index c712b82..d2152c3 100644
--- a/adsbus/receive.c
+++ b/adsbus/receive.c
@@ -3,7 +3,6 @@
 #include <string.h>
 #include <unistd.h>
 
-#include "airspy_adsb.h"
 #include "beast.h"
 #include "raw.h"
 
@@ -27,10 +26,6 @@ struct parser {
 	char *name;
 	parser parse;
 } parsers[] = {
-	{
-		.name = "airspy_adsb",
-		.parse = airspy_adsb_parse,
-	},
 	{
 		.name = "beast",
 		.parse = beast_parse,
diff --git a/adsbus/send.c b/adsbus/send.c
index 1c1b278..da0fb0f 100644
--- a/adsbus/send.c
+++ b/adsbus/send.c
@@ -10,7 +10,6 @@
 
 #include "send.h"
 
-#include "airspy_adsb.h"
 #include "beast.h"
 #include "json.h"
 #include "raw.h"
@@ -30,10 +29,6 @@ struct serializer {
 	serializer serialize;
 	struct send *send_head;
 } serializers[] = {
-	{
-		.name = "airspy_adsb",
-		.serialize = airspy_adsb_serialize,
-	},
 	{
 		.name = "beast",
 		.serialize = beast_serialize,